Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: MazesOfMonad (user goal)
rejecting: MazesOfMonad-1.0.9, 1.0.8, 1.0.7, 1.0.6, 1.0.5 (global constraint
requires ==1.0.4)
trying: MazesOfMonad-1.0.4
next goal: base (dependency of MazesOfMonad-1.0.4)
rejecting: base-4.8.1.0/installed-4f7... (conflict: MazesOfMonad => base>=3 &&
<4)
rejecting: base-4.8.1.0, 4.8.0.0, 4.7.0.2, 4.7.0.1, 4.7.0.0, 4.6.0.1, 4.6.0.0,
4.5.1.0, 4.5.0.0, 4.4.1.0, 4.4.0.0, 4.3.1.0, 4.3.0.0, 4.2.0.2, 4.2.0.1,
4.2.0.0, 4.1.0.0, 4.0.0.0, 3.0.3.2, 3.0.3.1 (global constraint requires
installed instance)
Dependency tree exhaustively searched.